PETpla.net Insider 04 / 2011

PET patents www .verpackungspatente.de 56 PET planet insider Vol. 12 No. 04/11 www.petpla.net Hot fill container International Patent No.WO 2010 / 075001 A2 Applicant: Amcor Ltd., Abbotsford (AU) Date of Application: 11.12.2009 PET container moulded so as to facilitate gripping which absorbs vacuum forces generated during hot filling and subsequent cooling without any visible deformation. Particular attention is paid to describing the tapered grip area. Pressure compensation International Patent No. WO 2010 / 081081 A2 Applicant: Porex Corp., Fairburn (US) Date of Application: 11.1.2010 An opening is made in the lid of a con- tainer intended for hot fill products through which air can penetrate so as to com- pensate for the vacuum created by the air during cooling. A capsule made from porous material acts as a filter for the air. Container International Patent No.WO 2010 / 075252 A2 Applicant: Amcor Ltd., Victoria (AU) Date of Application: 21.12.2009 Container with compensating areas that, in the case of hot fill, absorb the expanding heat and on cooling return to their original form by means of elas- tic deformation. Dispenser International Patent No.WO 2010 / 079023 A1 Applicant: Unilever Plc., London (GB) Date of Application: 4.12.2009 Container with flexible side wall and dispensing device for metered dispensing of the product (here a detergent additive) into a chamber in the lid. As a result of pressure on the side wall the dispensing chamber in the lid is filled and the content can then be deployed. Hinged cap Europ. Patent Nr. EP 12204333 A1 Applicant: Weener Plastik AG, Weener (D) Date of Application: 5.1.2010 Hinged cap for a drinking bottle. When open the lid is fixed in this position by means of two holding sections. The procedure for manufacturing a container with this particular type of closure using injection moulding is described. Plastic container International Patent No.WO 2010 / 085610 A1 Applicant: Graham Packaging Comp., York (US) Date of Application: 22.1.2010 Plastic container with special reinforcing ribs and compensating areas for hot filling. In addition, areas are provided where labels can be attached.